The Emancipation Proclamation only freed the slaves in the Confederate states, therefore encouraging them to rise up.
The Indo-European culture language, while the Greeks got most of their culture from Egypt and Mesopotamia. With a little Sparta in there.
Explanation:
Mass production is the manufacturing of large quantities of standardized products, often using assembly lines or automation technology.
Answer:
Most likely D
Explanation:
A sudden drop in economy is big, and could potentially demolish, a particular region or country if out of context you are meaning a certain place.